Jinx, may I ask how you keep the SLA charged in this circuit ? A small typo ? (1k comes from unreg. ?): http://home.clear.net.nz/pages/joecolquitt/solenoid-clock.html Peter -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads